| Name | 1,2,4-Triazol-5-One |
| Synonyms | 1,2,4-Triazol-5-One 3H-1,2,4-triazol-3-one |
| CAS | 42131-33-9 |
| InChI | InChI=1/C2HN3O/c6-2-3-1-4-5-2/h1H |
| Molecular Formula | C2HN3O |
| Molar Mass | 83.05 |
| Density | 1.767g/cm3 |
| Melting Point | 235-237 °C |
| Boling Point | 108.608°C at 760 mmHg |
| Flash Point | 27.084°C |
| Vapor Presure | 25.722mmHg at 25°C |
| Storage Condition | Room Temprature |
| Refractive Index | 1.754 |
| Use | For the preparation of pharmaceutical intermediates |
| use | used to make pharmaceutical intermediates |